Meadowsweet has been shown to cause tightening of the air passages in the lungs.

The infection causes painful tightening of the muscles, usually all over the body.

Leukotrienes are known to cause tightening of the air passages in the lungs and to increase mucus production in the nose.

This causes temporary tightening of the small muscles which surround your airways.

Medications that block leukotrienes - chemicals which cause tightening of airways as well as mucus and fluid production.

Both adenosine and beta blockers may cause tightening of the airways, and are therefore used with caution in people who are known to have asthma.

Overdose of the drug can cause nausea, tightening of the chest muscles and cardiac arrest.

Tetanus (lockjaw) causes painful tightening of the muscles, usually all over the body.

An overdose of the drug causes nausea and tightening of the chest muscles and can lead to cardiac arrest.